Board Registration Failure Troubleshooting.
1. Check whether the board is installed properly.
Run the display device command to check whether the Online field is Present. If not, the board is not installed properly. Reinstall the board or install the board into another slot.
2. Check whether the board is compatible with the device version.
Run the display elabel command to check the BOM field of the board. You can determine whether the board is compatible with the device version based on the value of the BOM field. If the board is compatible with the device version, upgrade the device version.
3. If the fault persists, contact Huawei technical support personnel.